I filed a bug according this issue: https://bugzilla.gnome.org/show_bug.cgi?id=788239
** Bug watch added: GNOME Bug Tracker #788239 https://bugzilla.gnome.org/show_bug.cgi?id=788239 ** Also affects: gnome-online-accounts via https://bugzilla.gnome.org/show_bug.cgi?id=788239 Importance: Unknown Status: Unknown -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-online-accounts in Ubuntu. https://bugs.launchpad.net/bugs/1719765 Title: Evolution can't add new data(contact, appointment) to nextcloud Status in gnome-online-accounts: Unknown Status in gnome-online-accounts package in Ubuntu: New Bug description: Evolution is not able to add new data eg. new contacts, new appointments to nextcloud. Whenn trying I get the following error message: "... 415 (Unsupported Media Type): Sabre\DAV\Exception\UnsupportedMediaType ...". Synchronizing from nextcloud server to client works as expected. I'm using Ubuntu 17.10 and on the server side Ubuntu 16.04 + Nextcloud snap is used. To manage notifications about this bug go to: https://bugs.launchpad.net/gnome-online-accounts/+bug/1719765/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp